ability to specify textDirection for section

src/file/document/body/section-properties/properties/page-text-direction.spec.ts

@@ -0,0 +1,22 @@
+import { expect } from "chai";
+
+import { Formatter } from "export/formatter";
+import { PageTDirection, PageTextDirection } from "./page-text-direction";
+
+describe("PageTextDirection", () => {
+    describe("#constructor()", () => {
+        it("should set the direction of the text flow to top-to-bottom-right-to-left", () => {
+            const textDirection = new PageTDirection(PageTextDirection.TOP_TO_BOTTOM_RIGHT_TO_LEFT);
+
+            const tree = new Formatter().format(textDirection);
+
+            expect(tree).to.deep.equal({
+                "w:textDirection": {
+                    _attr: {
+                        "w:val": "tbRl",
+                    },
+                },
+            });
+        });
+    });
+});